update CHANGELOG.md

Author: zookzook

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## 0.8.5
+## 0.9.0-rc.0 (2022-04-18)
 * Enhancements
   * add colored log output
   * add telemetry support for execution